Technical assistance to the Defence Flight Safety Bureau in support of MRH-90 Taipan helicopter accident, near Lindeman Island, Queensland on 28 July 2023

AE-2023-003

Summary

On 28 July 2023, a Defence MRH-90 Taipan helicopter collided with water near Lindeman Island, Queensland.

The Australian Transport Safety Bureau (ATSB) provided assistance to the Defence Flight Safety Bureau (DFSB) to assist its investigation.

To facilitate this support and to provide the appropriate protections for the information, the ATSB commenced an investigation under the Transport Safety Investigation Act 2003.

The DFSB investigation was finalised and publicly released in May 2025. The investigation report is available from the DFSB website.

Any enquiries relating to the accident investigation should be directed to the Australian Defence Force.

Occurrence summary

Investigation number AE-2023-003
Occurrence date 28/07/2023
Investigation type External Investigation
Investigation status Completed
Mode of transport Aviation